from selenium import webdriver

driver = webdriver.Chrome()

driver.get('http://cdn1.python3.vip/files/selenium/test2.html')

allClicked = driver.find_elements_by_css_selector('div#s_checkbox input[checked="checked"]')

for element in allClicked:
    print(element.text)
    element.click()

driver.find_element_by_css_selector('div#s_checkbox input[value="小雷老师"]').click()